Finding the Fourth Proportional to 801,993.87, 1,106,709.17 and 457,816.14
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Solution
The fourth proportional to 801,993.87, 1,106,709.17 and 457,816.14 is: 631,762.08
Step by Step Solution
- Step 1: Write the proportion equation
801,993.87 : 1,106,709.17 = 457,816.14 : x - Step 2: Convert to fraction form
801,993.87/1,106,709.17 = 457,816.14/x - Step 3: Cross multiply
801,993.87x = 1,106,709.17 × 457,816.14 - Step 4: Simplify right side
801,993.87x = 506,669,318,022.92 - Step 5: Solve for x
x = 506,669,318,022.92/801,993.87 - Step 6: Final answer
x = 631,762.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.